隔离反激式电源电路图及PCB

kaneky · 发表于 2018-6-6 10:58:47

[/free]采用 <a href="http://www.cirmall.com/circuits/tags/13019" "="" style="box-sizing: border-box; background-image: initial; background-position: 0px 0px; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(5, 163, 94); text-decoration: none;">ADP1621 为<a href="http://www.cirmall.com/circuits/tags/13017" "="" style="box-sizing: border-box; background-image: initial; background-position: 0px 0px; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(5, 163, 94); text-decoration: none;">反激电源提供脉宽调制(PWM)控制，<a href="http://www.cirmall.com/circuits/tags/13018" "="" style="box-sizing: border-box; background-image: initial; background-position: 0px 0px; background-size: initial; background-repeat: initial; background-attachment: initial; background-origin: initial; background-clip: initial; color: rgb(5, 163, 94); text-decoration: none;">隔离放大器为 ADuM3190，其两端的输入电源范围均为3.0 V至20 V，内部低压差稳压器为基准电压源、误差放大器和模拟隔离器提供稳定的电源。该隔离式反激电源，整个电路采用5 V至24 V电源供电，因而可以配合标准工业和汽车电源使用。采用5 V输入和5 V输出配置时，该电路的输出能力高达1 A。

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